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Viesearch·
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@dingfastenereditor·
din 934 nuts
DIN 934 hexagon nut, also known as hexagon nut, has a metric coarse thread and fine thread. The product grade is a and B. grade A is used for specification less than or equal to M16, and grade B is used for specification larger than M16. For grade 8, as fixed as DIN standard, all sizes of hex nuts should be used high-level steel wires and do heat treatment. it called real grade 8.